The Military History Archive holds written archival documents and other forms of files of a permanent documentation value made by the activity of central military authorities; headquarters and military units, institutions or organizations that were or have been in Slovakia; that means belonging to the Austria-Hungarian Army up to 1918, the Czechoslovak Army in 1918 - 1939, the Slovak Army in 1939 – 1945, the Czechoslovak Army in 1945 – 1992 as well as the Army (The Armed Forces) SR since 1993; archival files and documents made as a result of the activity of the authorities and the personalities of the 1st and 2nd Czechoslovak resistance movement (1914 – 1918, 1939 – 1945); It also holds other written documents, archival and special collections connected with the history of Slovakia and some identification documents of the soldiers and lieutenants born in 1911 – 1920; Besides that Military History Archive holds military directives, pictures, military historical and military professional works, microfilms, maps and other press releases.